1955 Armstrong Siddeley Sapphire vs. 2010 BMW 550
To start off, 2010 BMW 550 is newer by 55 year(s). Which means there will be less support and parts availability for 1955 Armstrong Siddeley Sapphire. In addition, the cost of maintenance, including insurance, on 1955 Armstrong Siddeley Sapphire would be higher. At 4,400 cc (8 cylinders), 2010 BMW 550 is equipped with a bigger engine. In terms of performance, 2010 BMW 550 (400 HP @ 5500 RPM) has 282 more horse power than 1955 Armstrong Siddeley Sapphire. (118 HP @ 5000 RPM) In normal driving conditions, 2010 BMW 550 should accelerate faster than 1955 Armstrong Siddeley Sapphire. With that said, vehicle weight also plays an important factor in acceleration. 2010 BMW 550 weights approximately 590 kg more than 1955 Armstrong Siddeley Sapphire. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Both vehicles are rear wheel drive (RWD) - it offers better handling in dry conditions; in addition, if you are looking to drift, both vehicles do the job better than front wheel drive vehicles. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2010 BMW 550 (609 Nm @ 1750 RPM) has 420 more torque (in Nm) than 1955 Armstrong Siddeley Sapphire. (189 Nm @ 3500 RPM). This means 2010 BMW 550 will have an easier job in driving up hills or pulling heavy equipment than 1955 Armstrong Siddeley Sapphire. 2010 BMW 550 has automatic transmission and 1955 Armstrong Siddeley Sapphire has manual transmission. 1955 Armstrong Siddeley Sapphire will offer better control over acceleration and deceleration in addition to better fuel efficiency overall. 2010 BMW 550 will be easier to drive especially in heavy traffic.
Compare all specifications:
| 1955 Armstrong Siddeley Sapphire | 2010 BMW 550 | |
| Make | Armstrong Siddeley | BMW |
| Model | Sapphire | 550 |
| Year Released | 1955 | 2010 |
| Body Type | Sedan | Hatchback |
| Engine Position | Front | Front |
| Engine Size | 2290 cc | 4400 cc |
| Engine Cylinders | 6 cylinders | 8 cylinders |
| Engine Type | in-line | V |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 118 HP | 400 HP |
| Engine RPM | 5000 RPM | 5500 RPM |
| Torque | 189 Nm | 609 Nm |
| Torque RPM | 3500 RPM | 1750 RPM |
| Fuel Type | Gasoline | Gasoline - Premium |
| Drive Type | Rear | Rear |
| Transmission Type | Manual | Automatic |
| Number of Seats | 5 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 1650 kg | 2240 kg |
| Vehicle Length | 4580 mm | 4999 mm |
| Vehicle Width | 1750 mm | 1900 mm |
| Vehicle Height | 1570 mm | 1560 mm |
| Wheelbase Size | 2900 mm | 3066 mm |
| Fuel Tank Capacity | 72 L | 70 L |
